How do I create a nested list inside of a while loop?

Question

I\'m having trouble trying to get a nested < ul > inside of a while loop. I\'m not sure if this even possible so i\'m open to alternatives.

Here\'s a quick image of w

Answer 1

$result = $conn->query($sql) or die(mysqli_error());

$last_category = 0;

while ($row = $result->fetch_assoc()) {

    if($row['drinks_category_id'] != $last_category) {
        // close previous